On 3/9/2022 14:12, Alex Deucher wrote:
We don't support runtime pm on APUs. They support more
dynamic power savings using clock and powergating.
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index ddc5cd61af58..1b313a95c7e5 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2159,8 +2159,10 @@ static int amdgpu_device_ip_early_init(struct amdgpu_device *adev)
!pci_is_thunderbolt_attached(to_pci_dev(dev->dev)))
adev->flags |= AMD_IS_PX;
- parent = pci_upstream_bridge(adev->pdev);
- adev->has_pr3 = parent ? pci_pr3_present(parent) : false;
+ if (!(adev->flags & AMD_IS_APU)) {
+ parent = pci_upstream_bridge(adev->pdev);
+ adev->has_pr3 = parent ? pci_pr3_present(parent) : false;
+ }
amdgpu_amdkfd_device_probe(adev);
Reviewed-by: Mario Limonciello <mario.limonciello@xxxxxxx>
I also confirmed this fixes the smartshift bias attribute from exporting
on an APU program it shouldn't.
Tested-by: Mario Limonciello <mario.limonciello@xxxxxxx>
